Learn all Concepts of Chapter 8 Class 10 (with VIDEOS). Check - Trigonometry - Class 10
Last updated at Dec. 24, 2019 by Teachoo
Transcript
Example 11 Express cot 85° + cos 75° in terms of trigonometric ratios of angles between 0° and 45°. cot 85° + cos75° = cot (90° − 5) + cos (90° − 15°) = tan 5° + sin 15° Hence required value is tan 5° + sin 15°
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Example 9 Not in Syllabus - CBSE Exams 2021
Example 10 Important Not in Syllabus - CBSE Exams 2021
Example 11 Important Not in Syllabus - CBSE Exams 2021 You are here
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